3840735684478 has 16 divisors (see below), whose sum is σ = 7182674527104. Its totient is φ = 1496390526360.

The previous prime is 3840735684397. The next prime is 3840735684491. The reversal of 3840735684478 is 8744865370483.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12469920900 + ... + 12469921207.

It is an arithmetic number, because the mean of its divisors is an integer number (448917157944).

Almost surely, 2^{3840735684478} is an apocalyptic number.

3840735684478 is a deficient number, since it is larger than the sum of its proper divisors (3341938842626).

3840735684478 is a wasteful number, since it uses less digits than its factorization.

3840735684478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24939842127.

The product of its (nonzero) digits is 433520640, while the sum is 67.

The spelling of 3840735684478 in words is "three trillion, eight hundred forty billion, seven hundred thirty-five million, six hundred eighty-four thousand, four hundred seventy-eight".